Definitions
1.Nounmetric ton, a unit of mass equal to 1000 kg
2.NounBritish or American ton, a unit of mass equal to 20 hundredweight, 2,240 or 2,000 pounds
3.Nountonelada, a traditional unit of mass, usually equivalent to 793 kg
4.Nouncaskful, a notional unit of mass indicating the full contents of any tun, cask, &c.